Remove extra spaces but not space between two words

Question

I want to remove extra spaces present in my string. I have tried trim,ltrim,rtrim and others but non of them are working and even trie

Answer 1

If you want to remove multiple spaces within a string you can use the following:

$testStr = "                  Hello Welcome
                         to India    ";
$ro = trim(preg_replace('/\s+/', ' ', $testStr));